10.25 inches long
An item composed of one or more materials, molded, compressed, and/or baked into a rigid covering of irregular shapes and sizes. it is designed to cover air ducts and/or air duct fittings used in air conditioning, heating, cooling, pressurizing and de-icing systems to restrict the dissipation of heat. it may completely or partially encase the item for which designed. it may be furnished with or without fillers, cement, and/or separate or attached accessories for installation, (excluding flexible air duct covering and rigid pipe and pipe fitting coverings used in construction and building materials). Excludes insulation blanket, thermal, aircraft; insulation pipe fitting covering, thermal; and insulation sleeving, thermal.
Classification: Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
NSN 5975-01-507-9729
NSN 6130-00-914-5937
NSN 6645-01-050-5221
NSN 6110-01-526-2487
NSN 5935-00-909-5457
NSN 6130-00-905-7182
NSN 6610-00-816-4998
NSN 5975-01-004-7966
NSN 5855-00-797-8217
NSN 5905-01-147-4876
NSN 6645-01-133-4440
NSN 5990-01-288-7393